Reliable material: The emergency whistle are made of strong aluminium alloy with metal key ring,not easy to break or fade.
Sturdy & Light: The metal is very sturdy but light.Each camping whistle has a ring so that you can attachment it to a lanyard or keys, your backpack or your bag ,convenient to carry with you everywhere, especially convenient for outdoor activities.
What you get: Each package includes 15 pieces emergency whistles,but the color is randomly sent,you may receive green, blue, red, purple, silver and gold.
Measurement: Aluminum safety whistle measures approx.4.7cm*0.8cm(1.85in*0.3in).Proper size for you to use and store.
Loud whistle: These camping whistles are extremely loud which can be heard from a long distance,not only suitable for emergency situation in camping, hiking, boating and other activities, but also referee, coach, lifeguard, pet dog training, school sports, competition, etc.